Polk County, Tennessee
TN · FIPS 47139 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 17,898 | — | #1,995 / 3,222 | |
| Median Household Income | $62,522 | -16.8% | #1,845 / 3,222 | |
| Median Age | 46.9 years | +20.6% | #494 / 3,222 | |
| Median Home Value | $169,900 | -39.7% | #1,813 / 3,222 | |
| Median Gross Rent | $676 | -41.9% | #2,847 / 3,222 | |
| Poverty Rate | 13.9% | +10.7% | #1,743 / 3,222 | |
Demographics
Polk County has a population of 17,898, making it the #1,995 most populous county in the US. The median age is 46.9 years, which is 20.6% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in Polk County is $62,522, ranking #1,845 out of 3,222 counties — 16.8% below the national median. The poverty rate is 13.9% and unemployment stands at 5.3%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in Polk County is $169,900 (-39.7% vs national). Renters pay a median of $676/mo and the homeownership rate is 83.6%.
Median Home Value Trend
Rankings →Health
85.1% of residents in Polk County have health insurance coverage, which is 7.2% below the national rate.
About Polk County, Tennessee
Polk County, Tennessee has a total population of 17,898, making it the 1,995th most populous county in the United States. The median age in Polk County is 46.9 years, which is 20.6% above the national median of 38.9 years.
The median household income in Polk County is $62,522, which ranks #1,845 of 3,222 counties nationwide. This is 16.8% below the national median of $75,149. The poverty rate is 13.9%, higher than the national rate of 12.6%. The unemployment rate stands at 5.3%.
The median home value in Polk County is $169,900, 39.7% below the national median. Renters in Polk County pay a median gross rent of $676 per month. The homeownership rate is 83.6%, compared to the national rate of 64.4%.
In Polk County, 16.6% of residents aged 25 and older hold a bachelor's degree or higher, 50.8% below the national average of 33.7%. Health insurance coverage stands at 85.1% of the population. The average commute time for workers is 34.1 min.
Polk County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 89.1% of the population, followed by Two or More Races (7.4%) and Hispanic or Latino (2.2%).
All data for Polk County, Tennessee comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.